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/*=========================================================================
*
* Copyright Insight Software Consortium
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#include "itkBinaryImageToLevelSetImageAdaptor.h"
#include "itkLevelSetDomainPartitionImageWithKdTree.h"
int itkLevelSetDomainPartitionImageWithKdTreeTest( int argc, char* argv[] )
{
if( argc < 1 )
{
std::cerr << "Missing Arguments" << std::endl;
std::cerr << "Program " << argv[0] << std::endl;
return EXIT_FAILURE;
}
const unsigned int Dimension = 2;
typedef unsigned short InputPixelType;
typedef itk::Image< InputPixelType, Dimension > InputImageType;
typedef itk::IdentifierType IdentifierType;
typedef itk::LevelSetDomainPartitionImageWithKdTree< InputImageType > DomainPartitionSourceType;
typedef DomainPartitionSourceType::ListImageType ListImageType;
typedef DomainPartitionSourceType::LevelSetDomainRegionVectorType LevelSetDomainRegionVectorType;
typedef DomainPartitionSourceType::CentroidVectorType CentroidVectorType;
typedef DomainPartitionSourceType::SampleType SampleType;
typedef DomainPartitionSourceType::TreeGeneratorType TreeGeneratorType;
typedef DomainPartitionSourceType::TreeType TreeType;
typedef ListImageType::PixelType ListType;
typedef itk::ImageRegionConstIteratorWithIndex< ListImageType > ListImageIteratorType;
// load binary mask
InputImageType::SizeType size;
size[0] = 100;
size[1] = 10;
InputImageType::PointType origin;
origin[0] = 0.0;
origin[1] = 0.0;
InputImageType::SpacingType spacing;
spacing[0] = 1.0;
spacing[1] = 1.0;
InputImageType::IndexType index;
index.Fill( 0 );
InputImageType::RegionType region;
region.SetIndex( index );
region.SetSize( size );
// Binary initialization
InputImageType::Pointer binary = InputImageType::New();
binary->SetRegions( region );
binary->SetSpacing( spacing );
binary->SetOrigin( origin );
binary->Allocate();
binary->FillBuffer( itk::NumericTraits<InputPixelType>::ZeroValue() );
IdentifierType numberOfLevelSetFunctions = 10;
LevelSetDomainRegionVectorType regionVector;
regionVector.resize( numberOfLevelSetFunctions );
CentroidVectorType mv;
SampleType::Pointer sample = SampleType::New();
sample->SetMeasurementVectorSize( Dimension );
for( unsigned int i = 0; i < numberOfLevelSetFunctions; i++ )
{
index[0] = 10*i;
index[1] = 0;
size.Fill( 10 );
InputImageType::RegionType region1;
region1.SetIndex( index );
region1.SetSize( size );
regionVector[i] = region1;
mv[0] = 10*i + 5.0;
mv[1] = 5.0;
sample->PushBack( mv );
}
TreeGeneratorType::Pointer treeGenerator = TreeGeneratorType::New();
treeGenerator->SetSample( sample );
treeGenerator->SetBucketSize( 2 );
treeGenerator->Update();
TreeType::Pointer kdtree = treeGenerator->GetOutput();
DomainPartitionSourceType::Pointer partitionSource = DomainPartitionSourceType::New();
partitionSource->SetNumberOfLevelSetFunctions( numberOfLevelSetFunctions );
partitionSource->SetImage( binary );
partitionSource->SetLevelSetDomainRegionVector( regionVector );
partitionSource->SetNumberOfNeighbors( 3 );
partitionSource->SetKdTree( kdtree );
partitionSource->PopulateListDomain();
bool flag = true;
ListType ll;
ListImageType::ConstPointer listImage = partitionSource->GetListDomain();
ListImageIteratorType It( listImage, listImage->GetLargestPossibleRegion() );
It.GoToBegin();
while( !It.IsAtEnd() )
{
index = It.GetIndex();
ll = It.Get();
if ( ll.size() != 1 )
{
flag = false;
break;
}
ListType::iterator it=ll.begin();
while( it != ll.end() )
{
IdentifierType id = index[0]/10;
if ( *it != id )
{
flag = false;
break;
}
++it;
}
++It;
}
if ( !flag )
{
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
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